Chamberlain B4603TC - Tools Needed

4
Support Brackets
Hardware x2 (each)
Wood Blocks
Extension Brackets – 041A5281-1
Preparation
Tools Needed Additional Items You May Need:
Survey your garage area to see if you will need any of the following items:
l (2) 2X4 Pieces of wood : May be used to fasten the header bracket to the structural supports.
Also used to position the garage door opener during installation and for testing the safety
reversing sensors.
l Support bracket and fastening hardware: Must be used if you have a nished ceiling in your
garage.
l Extensionbrackets(Model041A5281-1)orwoodblocks: Depending upon garage construction,
extension brackets or wood blocks may beneeded toinstall the safety reversing sensor.
Lag screws x4 Lag screws x12
l Fastening hardware: Alternate oor mounting of the safety reversing sensor will require hardware not
provided.
l Door reinforcement: Required if you have a light weight steel, aluminum, berglass or glass panel door.
l Railextensionkit: Required if your garage door is more than 7 feet (2.13 m) high.
3/16
7/16
1/2
5/32
5/16
9/16
1/4
7/16